Potala Grey Marble

About
Item Details
- Material Type:
- Marble
- Origin:
Turkey - Recommended Usage:
- Kitchen and bathroom countertops, wash basins, building stone, ornamental stone, stairs, interior, exterior wall and floor applications, mosaic, waterjet pattern, wall panels, table tops, balustrades, columns, wall and pool copings, pool pavers, sculptures, fireplaces
- Additional Names:
- Potala Gray Marble, in China stone market:布达拉灰(Bùdálā huī)
- Finished Surface:
- Polished,Bush Hammered,Tumbled,Brushed,Honed,Split,Machine Cut,Natural Surface,Sandblasted,Combed,Leathered,Water Jet,Filled,Chiseled,Pickling
Testing
- Water Absorption:
- 0.15 – 0.25 % by weight
- Density:
- 2680 – 2720 Kg/m³
- Flexural Strength:
- 14 – 17 MPa
- Compressive Strength:
- 105 – 125 MPa
Description
Potala Grey Marble is an elegant natural stone distinguished by its dark grey background subtly enriched with scattered white and lighter grey veins and speckles, creating a refined and balanced aesthetic. Quarried in Turkey, this marble combines contemporary sophistication with timeless appeal, making it a popular choice for both interior and exterior architectural applications.
Appearance & Texture
- Color: Dark grey base with lighter grey and white veins and speckles.
- Texture: Fine to medium-grained crystalline structure with a smooth, compact surface.
- Pattern: Naturally variable; each slab exhibits unique veining and tonal variation, providing depth and character.
- Finish Feel: Depending on the finish, the marble can appear either sleek and polished or softly textured.
Physical & Mechanical Properties (Typical Test Results)
- Apparent Density : 2.68 – 2.72 g/cm³
- Water Absorption : 0.15 – 0.25 % by weight
- Compressive Strength : 105 – 125 MPa
- Flexural Strength : 14 – 17MPa
- Abrasion Resistance : 15 – 18 mm (Böhme test)
- Mohs Hardness : 3 – 4—
- Porosity : 0.3 – 0.6 %
Chemical Composition (% by Weight)
- CaCO₃ (Calcium Carbonate) : 95–97%
- MgCO₃ (Magnesium Carbonate) : 1–2%
- SiO₂ (Silica) : 0.5–1.5%
- Fe₂O₃ (Iron Oxide) : 0.2–0.5%
- Al₂O₃ (Alumina) : 0.1–0.3%
- Other Trace Elements : <0.2%
Mineralogical Composition (% by Weight)
- Calcite : 95–97%
- Quartz : 1–2%
- Mica / Clay Minerals : 0.5–1%
- Iron Oxides : <0.5%
Available Sizes (Typical Cutting Dimensions in cm)
- Slabs: 260–320 × 140–200 cm (standard)
- Tiles / Cut-to-Size: 30×30, 30×60, 60×60, 60×120 cm
- Custom sizes upon request
- Thickness: 2 cm, 3 cm (standard); other thicknesses available on demand
Surface Finish Options
- Polished – enhances color and veining for luxurious interiors
- Honed – matte finish with smooth touch, ideal for walls and floors
- Brushed / Leathered – soft textured surface with natural warmth
- Sandblasted / Bush Hammered – for exterior or slip-resistant applications
- Tumbled – antique appearance suitable for rustic or classic designs
Applications
- Interior and exterior wall cladding
- Flooring and staircases
- Kitchen countertops and bathroom vanities
- Fireplace surrounds and feature walls
- Columns, mosaics, and decorative elements
Maintenance
Potala Grey Marble requires regular sealing to protect against staining due to its moderate porosity. Use pH-neutral cleaners for routine cleaning, and avoid acidic or abrasive products. Periodic resealing (every 12–18 months) is recommended for high-traffic areas.









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